CVE-2025-11328: Tenda AC18 Firmware

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda AC18 15.03.05.19(6318). This issue affects some unknown processing of the file /goform/SetDDNSCfg. The manipulation of the argument ddnsEn results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

Affected products

• Tenda AC18 Firmware: version 15.03.05.19(6318) only

Published 2025-10-06. Last modified 2026-10-09.